THE BOOK OF LEVITICUS: Chapter 20

Thus shalt thou say to the children of Israel: If any man of the children Israel, or of the strangers that dwell in Israel, give of his seed to the idol Moloch, dying let him die. The people of the land shall stone him.

If any man take his sister, the daughter of his father, or the daughter of his mother, and see her nakedness, and she behold her brother's shame: they have committed a crime. They shall be slain, in the sight of their people, because they have discovered one another's nakedness. And they shall bear their iniquity.

Therefore do you also separate the clean beast from the unclean, and the clean fowl from the unclean. Defile not your souls with beasts, or birds, or any things that move on the earth, and which I have shewn you to be unclean: